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drivers
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pci
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pcie
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portdrv.h

portdrv.h 1.3 KB
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  1. /*
    2. 

  2.  * File:	portdrv.h
    3. 

  3.  * Purpose:	PCI Express Port Bus Driver's Internal Data Structures
    4. 

  4.  *
    5. 

  5.  * Copyright (C) 2004 Intel
    6. 

  6.  * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
    7. 

  7.  */
    8. 

  8. 

  9. #ifndef _PORTDRV_H_
    10. 

  10. #define _PORTDRV_H_
    11. 

  11. 

  12. #if !defined(PCI_CAP_ID_PME)
    13. 

  13. #define PCI_CAP_ID_PME			1
    14. 

  14. #endif
    15. 

  15. 

  16. #if !defined(PCI_CAP_ID_EXP)
    17. 

  17. #define PCI_CAP_ID_EXP			0x10
    18. 

  18. #endif
    19. 

  19. 

  20. #define PORT_TYPE_MASK			0xf
    21. 

  21. #define PORT_TO_SLOT_MASK		0x100
    22. 

  22. #define SLOT_HP_CAPABLE_MASK		0x40
    23. 

  23. #define PCIE_CAPABILITIES_REG		0x2
    24. 

  24. #define PCIE_SLOT_CAPABILITIES_REG	0x14
    25. 

  25. #define PCIE_PORT_DEVICE_MAXSERVICES	4
    26. 

  26. #define PCI_CFG_SPACE_SIZE		256
    27. 

  27. 

  28. #define get_descriptor_id(type, service) (((type - 4) << 4) | service)
    29. 

  29. 

  30. struct pcie_port_device_ext {
    31. 

  31. 	int interrupt_mode;	/* [0:INTx | 1:MSI | 2:MSI-X] */
    32. 

  32. 	unsigned int saved_msi_config_space[5];
    33. 

  33. };
    34. 

  34. 

  35. extern struct bus_type pcie_port_bus_type;
    36. 

  36. extern int pcie_port_device_probe(struct pci_dev *dev);
    37. 

  37. extern int pcie_port_device_register(struct pci_dev *dev);
    38. 

  38. #ifdef CONFIG_PM
    39. 

  39. extern int pcie_port_device_suspend(struct pci_dev *dev, pm_message_t state);
    40. 

  40. extern int pcie_port_device_resume(struct pci_dev *dev);
    41. 

  41. #endif
    42. 

  42. extern void pcie_port_device_remove(struct pci_dev *dev);
    43. 

  43. extern void pcie_port_bus_register(void);
    44. 

  44. extern void pcie_port_bus_unregister(void);
    45. 

  45. 

  46. #endif /* _PORTDRV_H_ */
    47.